The Language of Algebra · Algebraic Thinking
Linear Equations and Inequalities
Solving multi step equations and representing solutions to inequalities on a number line.
Key Questions
- 1How does the balance scale analogy help in maintaining equality across an equation?
- 2Why does the inequality sign reverse when multiplying or dividing by a negative number?
- 3What distinguishes a solution from a variable in a mathematical sentence?
ACARA Content Descriptions
AC9M9A04
Year: Year 9
Subject: Mathematics
Unit: The Language of Algebra
Period: Algebraic Thinking
Suggested Methodologies
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